PUTTER HEAD AND PUTTER HEAD SET

• US 20100167836A1
• Filed: 07/20/2009
• Published: 07/01/2010
• Est. Priority Date: 12/25/2008
• Status: Active Grant

• Current Assignee: Bridgestone Sports Co Limited (Bridgestone Corporation)
• Original Assignee: Bridgestone Sports Co Limited (Bridgestone Corporation)
• Inventors: Takechi, Takaharu, Horii, Daisuke
• Granted Patent: US 8,177,664 B2
• Time in Patent Office: Days
• US Class Current: 473/334
• CPC Class Codes: A63B 2053/0491 with added weights, e.g. changeable, replaceable
• CPC Class Codes: A63B 2209/00 Characteristics of used materials
• CPC Class Codes: A63B 53/04 Heads
• CPC Class Codes: A63B 53/0433 with special sole configurations
• CPC Class Codes: A63B 53/0487 for putters A63B53/065 takes precedence
• CPC Class Codes: A63B 53/065 for putters
• CPC Class Codes: A63B 60/02 Ballast means for adjusting the centre of mass A63B60/24, A63B60/54 take precedence
• CPC Class Codes: A63B 60/50 with through-holes A63B60/18 takes precedence; for stringing purposes A63B49/00
• CPC Class Codes: A63B 60/52 with slits

Abstract

A putter head has the performance and characteristics of a putter, such as appearance, center of gravity, moment of inertia, ease of finding a putting line, and ease of setting, and can be adjusted by easily changing the shape of putter head by the golfer himself or herself, and a putter head set is also provided. A putter head includes a body member having a face surface for hitting a ball, and a back member detachably installed to the body member. The back member is detachably installed to the body member with one screw only.

Claims

1. A putter head comprising:

a body member having a face surface for hitting a ball, and

a back member detachably installed to the body member, the back member being detachably installed to the body member with one screw only.

2. The putter head according to claim 1, wherein the body member has a specific gravity less than that of the back member.

3. The putter head according to claim 1, wherein the body member has a hardness less than that of the back member.

4. The putter head according to claim 1, wherein the putter head further comprises a means for fixing the position of the back member with respect to the body member.

5. The putter head according to claim 1, wherein the back member is fixed to the body member in a state in which the tip end part of the back member is pressed against the back part of the body member, and the tip end part is formed of a polymer material.

6. A putter head set comprising

a body member having a face surface for hitting a ball, and

a plurality of back members exchangeably installed to the body member, wherein one of the plurality of back members is exchangeably installed to the body member with one screw only.